From 665488a6eedeecf743e44bd9624105c8b47c4f97 Mon Sep 17 00:00:00 2001 From: "Anselm R. Garbe" Date: Mon, 19 Feb 2007 15:49:50 +0100 Subject: [PATCH] removed draw.c, implemented C-w handling (backward word deletion) --- Makefile | 2 +- config.mk | 2 +- dmenu.1 | 3 ++ dmenu.h | 7 --- draw.c | 121 --------------------------------------------------- main.c | 127 +++++++++++++++++++++++++++++++++++++++++++++++++++++- 6 files changed, 130 insertions(+), 132 deletions(-) delete mode 100644 draw.c diff --git a/Makefile b/Makefile index 18279f6..66040d9 100644 --- a/Makefile +++ b/Makefile @@ -3,7 +3,7 @@ include config.mk -SRC = draw.c main.c util.c +SRC = main.c util.c OBJ = ${SRC:.c=.o} all: options dmenu diff --git a/config.mk b/config.mk index cc328ea..195fd4c 100644 --- a/config.mk +++ b/config.mk @@ -1,5 +1,5 @@ # dmenu version -VERSION = 2.2 +VERSION = 2.3 # Customize below to fit your system diff --git a/dmenu.1 b/dmenu.1 index c682711..2afa17c 100644 --- a/dmenu.1 +++ b/dmenu.1 @@ -90,6 +90,9 @@ Remove enough characters from the input field to change its filtering effect. .TP .B Control-u Remove all characters from the input field. +.TP +.B Control-w +Remove all characters of current word from the input field. .SH SEE ALSO .BR dwm (1), .BR wmii (1) . diff --git a/dmenu.h b/dmenu.h index b6c6aba..5c047ff 100644 --- a/dmenu.h +++ b/dmenu.h @@ -38,13 +38,6 @@ extern int screen; extern Display *dpy; extern DC dc; /* global drawing context */ -/* draw.c */ -extern void drawtext(const char *text, - unsigned long col[ColLast]); /* draws text with the defined color tuple */ -extern unsigned long getcolor(const char *colstr); /* returns color of colstr */ -extern void setfont(const char *fontstr); /* sets global font */ -extern unsigned int textw(const char *text); /* returns width of text in px */ - /* util.c */ extern void *emalloc(unsigned int size); /* allocates memory, exits on error */ extern void eprint(const char *errstr, ...); /* prints errstr and exits with 1 */ diff --git a/draw.c b/draw.c deleted file mode 100644 index 92f07ca..0000000 --- a/draw.c +++ /dev/null @@ -1,121 +0,0 @@ -/* (C)opyright MMIV-MMVII Anselm R. Garbe - * See LICENSE file for license details. - */ -#include "dmenu.h" -#include -#include - -/* static */ - -static unsigned int -textnw(const char *text, unsigned int len) { - XRectangle r; - - if(dc.font.set) { - XmbTextExtents(dc.font.set, text, len, NULL, &r); - return r.width; - } - return XTextWidth(dc.font.xfont, text, len); -} - -/* extern */ - -void -drawtext(const char *text, unsigned long col[ColLast]) { - int x, y, w, h; - static char buf[256]; - unsigned int len, olen; - XGCValues gcv; - XRectangle r = { dc.x, dc.y, dc.w, dc.h }; - - XSetForeground(dpy, dc.gc, col[ColBG]); - XFillRectangles(dpy, dc.drawable, dc.gc, &r, 1); - if(!text) - return; - w = 0; - olen = len = strlen(text); - if(len >= sizeof buf) - len = sizeof buf - 1; - memcpy(buf, text, len); - buf[len] = 0; - h = dc.font.ascent + dc.font.descent; - y = dc.y + (dc.h / 2) - (h / 2) + dc.font.ascent; - x = dc.x + (h / 2); - /* shorten text if necessary */ - while(len && (w = textnw(buf, len)) > dc.w - h) - buf[--len] = 0; - if(len < olen) { - if(len > 1) - buf[len - 1] = '.'; - if(len > 2) - buf[len - 2] = '.'; - if(len > 3) - buf[len - 3] = '.'; - } - if(w > dc.w) - return; /* too long */ - gcv.foreground = col[ColFG]; - if(dc.font.set) { - XChangeGC(dpy, dc.gc, GCForeground, &gcv); - XmbDrawString(dpy, dc.drawable, dc.font.set, dc.gc, - x, y, buf, len); - } - else { - gcv.font = dc.font.xfont->fid; - XChangeGC(dpy, dc.gc, GCForeground | GCFont, &gcv); - XDrawString(dpy, dc.drawable, dc.gc, x, y, buf, len); - } -} - -unsigned long -getcolor(const char *colstr) { - Colormap cmap = DefaultColormap(dpy, screen); - XColor color; - - if(!XAllocNamedColor(dpy, cmap, colstr, &color, &color)) - eprint("error, cannot allocate color '%s'\n", colstr); - return color.pixel; -} - -void -setfont(const char *fontstr) { - char *def, **missing; - int i, n; - - missing = NULL; - if(dc.font.set) - XFreeFontSet(dpy, dc.font.set); - dc.font.set = XCreateFontSet(dpy, fontstr, &missing, &n, &def); - if(missing) - XFreeStringList(missing); - if(dc.font.set) { - XFontSetExtents *font_extents; - XFontStruct **xfonts; - char **font_names; - dc.font.ascent = dc.font.descent = 0; - font_extents = XExtentsOfFontSet(dc.font.set); - n = XFontsOfFontSet(dc.font.set, &xfonts, &font_names); - for(i = 0, dc.font.ascent = 0, dc.font.descent = 0; i < n; i++) { - if(dc.font.ascent < (*xfonts)->ascent) - dc.font.ascent = (*xfonts)->ascent; - if(dc.font.descent < (*xfonts)->descent) - dc.font.descent = (*xfonts)->descent; - xfonts++; - } - } - else { - if(dc.font.xfont) - XFreeFont(dpy, dc.font.xfont); - dc.font.xfont = NULL; - if(!(dc.font.xfont = XLoadQueryFont(dpy, fontstr))) - eprint("error, cannot load font: '%s'\n", fontstr); - dc.font.ascent = dc.font.xfont->ascent; - dc.font.descent = dc.font.xfont->descent; - } - dc.font.height = dc.font.ascent + dc.font.descent; -} - -unsigned int -textw(const char *text) { - return textnw(text, strlen(text)) + dc.font.height; -} diff --git a/main.c b/main.c index f1f71fd..0840643 100644 --- a/main.c +++ b/main.c @@ -44,6 +44,22 @@ static Item *curr = NULL; static Window root; static Window win; +static unsigned int +textnw(const char *text, unsigned int len) { + XRectangle r; + + if(dc.font.set) { + XmbTextExtents(dc.font.set, text, len, NULL, &r); + return r.width; + } + return XTextWidth(dc.font.xfont, text, len); +} + +static unsigned int +textw(const char *text) { + return textnw(text, strlen(text)) + dc.font.height; +} + static void calcoffsets(void) { unsigned int tw, w; @@ -70,6 +86,53 @@ calcoffsets(void) { } } +static void +drawtext(const char *text, unsigned long col[ColLast]) { + int x, y, w, h; + static char buf[256]; + unsigned int len, olen; + XGCValues gcv; + XRectangle r = { dc.x, dc.y, dc.w, dc.h }; + + XSetForeground(dpy, dc.gc, col[ColBG]); + XFillRectangles(dpy, dc.drawable, dc.gc, &r, 1); + if(!text) + return; + w = 0; + olen = len = strlen(text); + if(len >= sizeof buf) + len = sizeof buf - 1; + memcpy(buf, text, len); + buf[len] = 0; + h = dc.font.ascent + dc.font.descent; + y = dc.y + (dc.h / 2) - (h / 2) + dc.font.ascent; + x = dc.x + (h / 2); + /* shorten text if necessary */ + while(len && (w = textnw(buf, len)) > dc.w - h) + buf[--len] = 0; + if(len < olen) { + if(len > 1) + buf[len - 1] = '.'; + if(len > 2) + buf[len - 2] = '.'; + if(len > 3) + buf[len - 3] = '.'; + } + if(w > dc.w) + return; /* too long */ + gcv.foreground = col[ColFG]; + if(dc.font.set) { + XChangeGC(dpy, dc.gc, GCForeground, &gcv); + XmbDrawString(dpy, dc.drawable, dc.font.set, dc.gc, + x, y, buf, len); + } + else { + gcv.font = dc.font.xfont->fid; + XChangeGC(dpy, dc.gc, GCForeground | GCFont, &gcv); + XDrawString(dpy, dc.drawable, dc.gc, x, y, buf, len); + } +} + static void drawmenu(void) { Item *i; @@ -111,6 +174,54 @@ drawmenu(void) { XFlush(dpy); } +static unsigned long +getcolor(const char *colstr) { + Colormap cmap = DefaultColormap(dpy, screen); + XColor color; + + if(!XAllocNamedColor(dpy, cmap, colstr, &color, &color)) + eprint("error, cannot allocate color '%s'\n", colstr); + return color.pixel; +} + +static void +setfont(const char *fontstr) { + char *def, **missing; + int i, n; + + missing = NULL; + if(dc.font.set) + XFreeFontSet(dpy, dc.font.set); + dc.font.set = XCreateFontSet(dpy, fontstr, &missing, &n, &def); + if(missing) + XFreeStringList(missing); + if(dc.font.set) { + XFontSetExtents *font_extents; + XFontStruct **xfonts; + char **font_names; + dc.font.ascent = dc.font.descent = 0; + font_extents = XExtentsOfFontSet(dc.font.set); + n = XFontsOfFontSet(dc.font.set, &xfonts, &font_names); + for(i = 0, dc.font.ascent = 0, dc.font.descent = 0; i < n; i++) { + if(dc.font.ascent < (*xfonts)->ascent) + dc.font.ascent = (*xfonts)->ascent; + if(dc.font.descent < (*xfonts)->descent) + dc.font.descent = (*xfonts)->descent; + xfonts++; + } + } + else { + if(dc.font.xfont) + XFreeFont(dpy, dc.font.xfont); + dc.font.xfont = NULL; + if(!(dc.font.xfont = XLoadQueryFont(dpy, fontstr))) + eprint("error, cannot load font: '%s'\n", fontstr); + dc.font.ascent = dc.font.xfont->ascent; + dc.font.descent = dc.font.xfont->descent; + } + dc.font.height = dc.font.ascent + dc.font.descent; +} + static void match(char *pattern) { unsigned int plen; @@ -151,8 +262,8 @@ match(char *pattern) { static void kpress(XKeyEvent * e) { char buf[32]; - int num, prev_nitem; - unsigned int i, len; + int i, num, prev_nitem; + unsigned int len; KeySym ksym; len = strlen(text); @@ -188,6 +299,18 @@ kpress(XKeyEvent * e) { match(text); drawmenu(); return; + case XK_w: + case XK_W: + if(len) { + i = len - 1; + while(i >= 0 && text[i] == ' ') + text[i--] = 0; + while(i >= 0 && text[i] != ' ') + text[i--] = 0; + match(text); + drawmenu(); + } + return; } } if(CLEANMASK(e->state) & Mod1Mask) {